Kīlauea is an unincorporated community and census-designated place (CDP) in Kauaʻi County, Hawaii, United States.

[3] Kīlauea is on Kauai's northeastern shore and is bordered to the west by Kalihiwai and to the north by the Pacific Ocean.

[2] As of the 2020 census, there were 3,014 people, 1,093 housing units, and 934 families in the CDP.

[4] The ancestry was 16.6% German, 13.1% Irish, 7.6% Italian, 6.2% English, 4.3% French, 3.6% Norwegian, 2.1% Portuguese, and 1.4% Greek.

[4] The median income was $86,765, with families having $92,986, married couples having $126,250, and non-families $59,097.